EP1058959A1 - Method and apparatus for communicating battery pack information - Google Patents
Method and apparatus for communicating battery pack informationInfo
- Publication number
- EP1058959A1 EP1058959A1 EP99903038A EP99903038A EP1058959A1 EP 1058959 A1 EP1058959 A1 EP 1058959A1 EP 99903038 A EP99903038 A EP 99903038A EP 99903038 A EP99903038 A EP 99903038A EP 1058959 A1 EP1058959 A1 EP 1058959A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- battery pack
- identification
- battery
- signal
- identification signal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/3827—Portable transceivers
- H04B1/3883—Arrangements for mounting batteries or battery chargers
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/00032—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by data exchange
- H02J7/00036—Charger exchanging data with battery
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/00047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with provisions for charging different types of batteries
Definitions
- the present invention relates generally to accessories for wireless
- communications devices and more particularly to a method and apparatus for
- Wireless communications devices such as cellular telephones, may have a
- accessories include battery packs, hands-
- NiMH Metal Hydride
- Alkaline Alkaline
- the battery charger Preferably, the battery charger
- the present invention provides a method and apparatus for automatically
- such information is the battery pack type of the battery pack.
- a recharging device may distinguish between a
- an identification signal is generated by a
- signal is a repeating type having a fixed frequency between a low voltage level
- a pack generates a reference signal which is preferably the voltage level of the
- the identification signal is communicated to the recharging device and
- the averaged identification signal is compared against the
- recharging device such as a microprocessor
- the recharging device adjusts its charging profile or otherwise optimizes its
- the recharging device is a wireless
- communications device such as a cellular telephone.
- a cellular telephone such as a cellular telephone.
- the frequency may not be fixed across battery pack types.
- the identification may not be based on a ratio, but instead on some
- the identification signal may be continuously
- the identification signal may contain additional or alternative
- FIGURE 1 is a simplified functional block diagram of a battery pack and a
- FIGURE 2 is a simplified functional block diagram of an alternative battery
- FIGURE 3 is a first example of an identification signal of the present invention
- FIGURE 4 is a second example of an identification signal of the present
- FIGURE 5 is a simplified functional block diagram of a battery pack of the
- present invention which includes a logic circuit between the battery and the battery
- the present invention utilizes an identification circuit 110 associated with a
- This identification signal is communicated to a wireless communications
- the wireless communications device 10 adjusts the
- a wireless communications device 10 such as a cellular telephone, is shown
- the wireless communications device 10 typically includes an antenna
- a transceiver 12 coupled to a transceiver 14, a microprocessor 16, a battery charging circuit 18,
- microprocessor 16 controls the overall function of the wireless communications
- the transceiver 14 encodes and decodes communication and control
- circuit 18 converts power received from an external power source at an external
- charging circuit 18 operates under the control of the microprocessor 16.
- wireless communications device 10 is not coupled to external power, the wireless
- communications device 10 receives power from the battery pack 100 via a plurality
- the microprocessor 16 includes at least two
- A/D analog to digital ports 32,34 and a ground port 36.
- the ground port 36 is
- the first A/D port 32 called the reference power
- the second A/D port 34 is connected to a positive power terminal 24.
- the second A/D port 34 called
- the ID signal port is connected to an identification terminal 26 via a RC filter circuit
- the RC filter circuit 40 includes a resistor 42 and a capacitor 44 connected as
- the battery pack 100 includes a battery 102, a battery identification circuit
- the battery 102 may be composed of
- ground portion of the battery 102 is connected to a ground terminal 122.
- the battery identification circuit 110 is
- the battery identification circuit 110 includes a capacitor 112, a plurality of
- resistors 113, 114, a diode 116, and an inverter 118 (preferably of a low current
- the terminals 22,122,24,124,26,126 make electrical contact. That is, ground
- terminal 22 is electrically connected to ground terminal 122, positive power terminal
- main power to the wireless communications device 10 is provided via ground
- the battery identification circuit 110 generates an identification
- the identification signal of Figure 3 has a
- the identification signal of Figure 4 has a dwell time at the high voltage
- duty cycles are possible.
- the number of different duty cycles may be limited by the
- inverter 118 will output a high voltage level. This cycle will repeat itself indefinitely
- circuit 110 will depend on the characteristics of the components of the battery
- the battery identification circuits 110 shown in Figure 1 and Figure 2 are identical to The battery identification circuits 110 shown in Figure 1 and Figure 2.
- circuits suitable for generating the battery identification signal are shown in FIG. 1 .
- the waveform generated has a squarewave waveform. It is preferred that the battery
- identification circuit 110 consume very little power, such as less than 10 ⁇ A.
- the difference in duty cycles allows the wireless communications device 10 to
- the RC filter circuit 40 smoothes the identification signal to produce a steady
- This voltage level is
- the microprocessor 16 then compares the voltage levels
- the microprocessor 16 consults a lookup table of battery pack types and their corresponding duty cycles to determine what
- type of battery pack 100 is coupled to the wireless communications device 10.
- the device 10 may make any adjustments required to the battery charging circuit 18 for
- battery pack type means the combination
- one battery pack type could be four size A lithium
- Another battery pack type could be six size A lithium battery cells, and
- Still another battery pack type could be one size C NiCd battery cell.
- charging device includes stand alone battery pack rechargers
- stand alone battery rechargers may also perform other functions such as facilitating
- wireless communications device 10 which in turn includes the RC filter circuit 40,
- microprocessor 16 are part of a stand-alone battery charger. These components
- the battery charger identifies the battery pack type and adjusts charging parameters accordingly.
- microprocessor 16 As an example of a logic
- within the wireless communications device may be used to perform equivalent functions.
- the battery identification signal has a fixed frequency
- the RC filter itself are examined to identify the battery pack type. For instance, the RC filter
- circuit 40 may be omitted and the battery identification signal may be directly routed
- the microprocessor 16 may digitally convert
- the digital sampling rate should be at a
- the battery pack type is
- identification signal is at a certain logical voltage level, such a logical high, may be
- the logic circuit 130 may, for
- identification signal may be generated periodically, or for some short period of time
- the logic circuit 130 may cause the battery identification signal to be
- the battery identification signal may be used to indicate the
- the present invention encompasses any wireless communications device 10
- Examples include cellular telephones, personal communications assistants, pagers,
- a stand alone battery charger may take the
Abstract
Description
Claims
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/030,118 US6031353A (en) | 1998-02-25 | 1998-02-25 | Method and apparatus for communicating battery pack information |
US30118 | 1998-02-25 | ||
PCT/US1999/000573 WO1999044268A1 (en) | 1998-02-25 | 1999-01-11 | Method and apparatus for communicating battery pack information |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1058959A1 true EP1058959A1 (en) | 2000-12-13 |
EP1058959B1 EP1058959B1 (en) | 2003-08-06 |
Family
ID=21852605
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP99903038A Expired - Lifetime EP1058959B1 (en) | 1998-02-25 | 1999-01-11 | Method and apparatus for communicating battery pack information |
Country Status (10)
Country | Link |
---|---|
US (1) | US6031353A (en) |
EP (1) | EP1058959B1 (en) |
JP (1) | JP2002505514A (en) |
KR (1) | KR100573824B1 (en) |
CN (1) | CN1292163A (en) |
AU (1) | AU753850B2 (en) |
BR (1) | BR9908150A (en) |
EE (1) | EE200000493A (en) |
MY (1) | MY123238A (en) |
WO (1) | WO1999044268A1 (en) |
Families Citing this family (38)
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US6526294B1 (en) * | 1999-09-09 | 2003-02-25 | Ericsson Inc. | Automatic control circuit for enabling and disabling the supply voltage in a short range wireless device |
US6300743B1 (en) * | 2000-03-08 | 2001-10-09 | Motorola, Inc. | Single wire radio to charger communications method |
CN1322050A (en) * | 2000-04-28 | 2001-11-14 | 索尼公司 | Cell assembly and signal sending system |
US6377025B1 (en) * | 2000-06-12 | 2002-04-23 | Tampa Communication Inc. | Mobile phone battery pack with recording device for memorizing recharged number of times |
US6684337B1 (en) * | 2000-06-27 | 2004-01-27 | Behavior Tech Computer Corporation | Charging system incorporated in computer for charging and resetting wireless peripheral devices |
EP1193825B1 (en) * | 2000-09-28 | 2004-10-20 | Denso Corporation | Vehicle-mounted device control system |
US6429622B1 (en) * | 2000-11-14 | 2002-08-06 | Telefonaktiebolaget L M Ericsson (Publ) | Method and apparatus for authenticating a charging unit by a portable battery-operated electronic device |
US20030036351A1 (en) * | 2001-08-16 | 2003-02-20 | Leonard Forbes | Portable memory module, and method of portable data transfer |
KR100869785B1 (en) * | 2002-04-15 | 2008-11-21 | 삼성에스디아이 주식회사 | System for address assignment of battery pack and method thereof |
US6680601B2 (en) | 2002-05-31 | 2004-01-20 | Telespree Communications | Circuit and method for power mediation in electronic device |
US20040204196A1 (en) * | 2002-12-05 | 2004-10-14 | Lester Dunican | Cellular telephone lighting system and method |
JP4097582B2 (en) * | 2003-09-12 | 2008-06-11 | 三洋電機株式会社 | Pack battery, electric device connectable to pack battery, and pack battery type determination method |
TWI286212B (en) * | 2004-11-03 | 2007-09-01 | Mediatek Inc | Battery detecting system |
KR100779549B1 (en) * | 2006-01-02 | 2007-11-27 | 김장수 | Apparatus of Sensing for Battery |
US20080030170A1 (en) * | 2006-08-03 | 2008-02-07 | Bruno Dacquay | Safety charging system for surgical hand piece |
JP4257360B2 (en) * | 2006-11-30 | 2009-04-22 | Necシステムテクノロジー株式会社 | Battery replacement system, management device, and battery replacement method |
JP4804326B2 (en) * | 2006-12-18 | 2011-11-02 | 京セラ株式会社 | Charge control circuit |
US20080252477A1 (en) * | 2007-04-16 | 2008-10-16 | Motorola, Inc. | Method and apparatus for authenticating use of a battery in a wireless communication device |
US7808205B2 (en) * | 2007-05-29 | 2010-10-05 | Motorola, Inc | Battery charger and method for communicating battery pack charging status information |
KR100942640B1 (en) * | 2007-07-16 | 2010-02-17 | 김철오 | Lithium-Polymer Battery Alarm Method for Radio Control |
JP5035800B2 (en) * | 2007-11-09 | 2012-09-26 | ソニーモバイルコミュニケーションズ株式会社 | Mobile device |
JP5015760B2 (en) * | 2007-12-27 | 2012-08-29 | 京セラ株式会社 | Portable electronic devices |
RU2010138844A (en) | 2008-02-22 | 2012-03-27 | Эксесс Бизнес Груп Интернейшнл Ллс (Us) | INDUCTIVE POWER SUPPLY SYSTEM WITH REGISTRATION OF BATTERY TYPE |
CN101527372B (en) * | 2008-03-06 | 2012-07-04 | 财团法人工业技术研究院 | Programmable energy storage control module and system |
US9214822B2 (en) * | 2009-04-06 | 2015-12-15 | The University Of Akron | Battery pack manager unit and method for using same to extend the life of a battery pack |
US8604754B2 (en) | 2009-09-10 | 2013-12-10 | Ivus Industries, Llc | Universal power interface bus |
JP2012055043A (en) * | 2010-08-31 | 2012-03-15 | Hitachi Koki Co Ltd | Charging system, battery pack, and charger |
WO2012101480A1 (en) * | 2011-01-26 | 2012-08-02 | Nakache Serge Simon | Battery charger |
US8571491B2 (en) | 2012-01-24 | 2013-10-29 | B. Braun Melsungen Ag | Systems and methods for enabling wireless functionality in electronic devices |
US9118183B2 (en) * | 2012-06-07 | 2015-08-25 | Schneider Electric USA, Inc. | Auto detection of vehicle type connected to an EVSE |
CN103606718B (en) | 2013-10-25 | 2016-04-13 | 小米科技有限责任公司 | Battery, battery protecting method, device and system |
US9991753B2 (en) * | 2014-06-11 | 2018-06-05 | Enovate Medical Llc | Variable wireless transfer |
KR102499108B1 (en) | 2015-12-17 | 2023-02-14 | 삼성전자주식회사 | Electronic Device, Power Supply Apparatus for Electronic Device, and Power Supply Method Thereof |
CN105553060A (en) * | 2016-01-22 | 2016-05-04 | 中达电通股份有限公司 | Charging system and charging method of electrically driven vehicle |
US11175342B2 (en) * | 2016-03-22 | 2021-11-16 | Nec Corporation | Monitoring device, monitoring system, and monitoring method |
US10818392B1 (en) | 2017-08-10 | 2020-10-27 | Enovate Medical, Llc | Battery and workstation monitoring system and display |
CN107994633B (en) * | 2017-12-04 | 2020-12-18 | 广州市金特电子科技有限公司 | Electric quantity identification method, device and system |
CN107994632B (en) * | 2017-12-04 | 2020-10-23 | 广州市金特电子科技有限公司 | Battery type identification method and device and power supply system |
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US4628243A (en) * | 1984-10-11 | 1986-12-09 | General Electric Company | Battery charging system having means for distinguishing between primary and secondary batteries |
US5164652A (en) * | 1989-04-21 | 1992-11-17 | Motorola, Inc. | Method and apparatus for determining battery type and modifying operating characteristics |
US5227712A (en) * | 1991-06-26 | 1993-07-13 | Motorola, Inc. | Power supply for a battery charger |
US5629604A (en) * | 1992-11-13 | 1997-05-13 | Zenith Data Systems Corporation | Computer power supply system |
US5485090A (en) * | 1993-02-11 | 1996-01-16 | Hewlett-Packard Corporation | Method and apparatus for differentiating battery types |
US5394879A (en) * | 1993-03-19 | 1995-03-07 | Gorman; Peter G. | Biomedical response monitor-exercise equipment and technique using error correction |
FI96465C (en) * | 1994-05-16 | 1996-06-25 | Nokia Mobile Phones Ltd | A method and coupling arrangement for identifying a rechargeable battery charger to a portable device |
US5606241A (en) * | 1994-08-22 | 1997-02-25 | Motorola, Inc. | Apparatus for determining radio state during charging in order to provide charge compensation |
KR970019934U (en) * | 1995-10-05 | 1997-05-26 | Recognition circuit of rechargeable battery type | |
US5656917A (en) * | 1995-12-14 | 1997-08-12 | Motorola, Inc. | Battery identification apparatus and associated method |
US5680031A (en) * | 1996-03-26 | 1997-10-21 | Norvik Traction Inc. | Method and apparatus for charging batteries |
US5717307A (en) * | 1996-07-24 | 1998-02-10 | Motorola, Inc. | Apparatus and method for identifying the type and brand of a battery for a portable device |
-
1998
- 1998-02-25 US US09/030,118 patent/US6031353A/en not_active Expired - Lifetime
-
1999
- 1999-01-11 KR KR1020007009478A patent/KR100573824B1/en not_active IP Right Cessation
- 1999-01-11 CN CN99803274A patent/CN1292163A/en active Pending
- 1999-01-11 EE EEP200000493A patent/EE200000493A/en unknown
- 1999-01-11 WO PCT/US1999/000573 patent/WO1999044268A1/en active IP Right Grant
- 1999-01-11 EP EP99903038A patent/EP1058959B1/en not_active Expired - Lifetime
- 1999-01-11 JP JP2000533929A patent/JP2002505514A/en active Pending
- 1999-01-11 BR BR9908150-4A patent/BR9908150A/en not_active Application Discontinuation
- 1999-01-11 AU AU23154/99A patent/AU753850B2/en not_active Ceased
- 1999-01-26 MY MYPI99000265A patent/MY123238A/en unknown
Non-Patent Citations (1)
Title |
---|
See references of WO9944268A1 * |
Also Published As
Publication number | Publication date |
---|---|
JP2002505514A (en) | 2002-02-19 |
BR9908150A (en) | 2000-10-31 |
KR20010041362A (en) | 2001-05-15 |
EE200000493A (en) | 2002-02-15 |
MY123238A (en) | 2006-05-31 |
US6031353A (en) | 2000-02-29 |
KR100573824B1 (en) | 2006-04-26 |
EP1058959B1 (en) | 2003-08-06 |
AU2315499A (en) | 1999-09-15 |
CN1292163A (en) | 2001-04-18 |
AU753850B2 (en) | 2002-10-31 |
WO1999044268A1 (en) | 1999-09-02 |
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